CALENDAR

Rotary Polo Match The Rotary Club of Newport will be the hosts of the season’s first polo match Saturday, May 31 at Glen Farm in Portsmouth. Play begins at 5 p.m., gates open at 4 p.m. Admission is $10. Proceeds from the event support the Rotary Club’s civic projects and scholarships. Thursday

Eight Bells Lecture The Eight Bells Lecture Series presents “With Commodore Perry to Japan: The Journal of William Speiden Jr., 1852-1855,” edited by David Ranzan and John Wolter, Naval War College Museum, 12 p.m., free and open to the public but advance reservations required, limited seating, 401-841-7276.

Heart & Sole Walk Step out with your loved ones, both the two- and four-legged varieties, at the 25th annual Heart & Sole Walk to benefit the Potter League for Animals on Sunday, June 1, at Glen Park, East Main Road in Portsmouth. The festivities begin with check-in at 10 a.m., and walkers step off at noon, with the crowning of the King and Queen of the Walk. The fun-filled morning features pet contests, Bow-Wow Boutique, obstacle course and agility showcase, cat exhibit, children’s activities, and a healthy pet marketplace. This event is the shelter’s largest fundraiser and hopes to raise $125,000. Last year’s one-mile walk featured more than 400 walkers and 200 pets; be part of the fun – sign up today at potterleague.org. Aquidneck Land Trust Trolley Tour Discover the past, present and future of conservation on Aquidneck Island, trolley departs from ALT offices, 790 Aquidneck Ave., Middletown, promptly at 5 p.m., tour runs 5-7 p.m., free but space limited, reserve at 401-849-2799 x19 or chuth@ailt.org.

Whitehorne Museum The Samuel Whitehorne House is home to some of the best examples of 18th-century Newport and Rhode Island furniture, 416 Thames St., tours run Thursday- Monday, guided tours at 10:30 a.m. and 3 p.m., self-guided 11 a.m.-3 p.m., newportrestoration.org.

Golden to Gilded Walking Tour Discover the transformation of the city and its people from Newport’s colonial Golden Age to the Gilded Age summer colony, departs from Museum of Newport History at Brick Market, 127 Thames St., 10 a.m., $15, weather permitting, reserve at 401-841-8770.

Family Teddy Bear Picnic Story Time Today is the day the teddy bears have their picnic at Middletown Public Library, 700 West Main Rd., 12 p.m., bring your own picnic, blanket and stuffed friends for story time in the garden behind the library, all ages, pre-registration required, 401-846-1573.

Boyd’s Windmill Tour Historic Boyd’s Windmill, the only eight-vane windmill in the country, and Paradise School open for touring, Paradise and Prospect avenues, Middletown, 2-4 p.m., middletownhistory.org.

Stones & Souls Walking Tour Explore the Common Burying Ground, view the remarkable gravestones that make this cemetery a work of art and learn about select colonial-era and 19th-century residents who helped shape Newport history, departs from

Great Chowder Cook-Off Enjoy all-you-can-eat samples of various traditional and exotic chowders from across the country at this annual rite of spring, seafood, music, family events and more, Newport Yachting Center, 4 Commercial Wharf, 12-6 p.m., advance tickets $20, event day $25, newportwaterfrontevents.com.

‘Ferdinand’ at Redwood The Newport String Project will perform a concert for families based on the children’s book, “Ferdinand the Bull,” Redwood Library, 50 Bellevue Ave., 2 p.m., members free, non-members $2, ages up to 7, register at 401-847-0292 x105.